The following are known Action Replay Codes for Harry Potter and the Goblet of Fire on Nintendo DS (NDS).

Game ID: AHPE-70F7A17D

Max Beans
12175d2c 0000270f

Invincible On Foot
220f940f 00000060

Invincible in First Person Battles
2224635c 00000064

All Cards in Level Collected
22175d2c 00000035
02175d50 ffffffff
02175d54 ffffffff
02175d58 ffffffff
02175d5c ffffffff
02175d60 ffffffff
02175d64 ffffffff
02175d68 ffffffff

All All Mini Games, Movies & Images Unlocked
02175edc ffffffff